7.5 High
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:P/A:P
0.005 Low
EPSS
Percentile
77.0%
badges/external.php in Moodle 2.5.x before 2.5.2 does not properly handle
an object obtained by unserializing a description of an external badge,
which allows remote attackers to conduct PHP object injection attacks via
unspecified vectors, as demonstrated by overwriting the value of the userid
parameter.